San Miguel island / drawn by the War Office.Great Britain. War Office. General Staff. Geographical Section1943-44."Contours at 25 metres interval."East sheet, 1943.Five classes of roads or paths are shown.In upper margin: Azores 1:50,000 ...Index map cataloged with G. S. G. S. 4122, G9132.S2 1942.G7a.Insets: Azores islands.--Ponta Delgada [on WestMilitary grid.cartographic